Fixed incorrect plural form in header....

http://localization-guide.readthedocs.org/en/latest/l10n/pluralforms.html
Merge pull request #78 from trante/master

Fixed incorrect plural form in header....
Added check for legal persons in cf

"cf" stands for Codice Fiscale (Italian fiscal code card). For legal persons (e.g. corporations) it comprises 11 numeric-only characters 

Source: https://en.wikipedia.org/wiki/Italian_fiscal_code_card
fixed integer comparison (strict)
Missing @return tag in function comment
Missing comment for param "$check
Added test for legal persons in ItValidation::cf
Merge pull request #80 from fiblan/patch-ru

phpcs fixes
Merge pull request #79 from fiblan/patch-2

Added check for legal persons in cf (ItValidation)
Merge pull request #77 from MMS-Projects/master

I've fixed a translation in the Dutch translation file